. Economic entomology for the . Fulgoridce, sulcipes; b. or lantern-flies.—a, Scolops Pceciloptera truncaticornis; twice natural size. of the family Cer- FlG injurious, and the family is species may be recognized. The "spittle-insects," or "frog-hoppers, copidcB, resemble some forms of tree-hoppers in their habit of laying the eggs in little, frothy, white masses. These masses of ' * frog-spittle'' are often noticed in grass lands, but their true character is rarely understood. Unlike the "tree-hoppers," the CercopidcB never have horn- like processes or projec
. Economic entomology for the . Fulgoridce, sulcipes; b. or lantern-flies.—a, Scolops Pceciloptera truncaticornis; twice natural size. of the family Cer- FlG injurious, and the family is species may be recognized. The "spittle-insects," or "frog-hoppers, copidcB, resemble some forms of tree-hoppers in their habit of laying the eggs in little, frothy, white masses. These masses of ' * frog-spittle'' are often noticed in grass lands, but their true character is rarely understood. Unlike the "tree-hoppers," the CercopidcB never have horn- like processes or projections, but are usually squat, some- what angular, yet flattened creatures, whose popular name, "frog-hoppers," has been obtained by the some- what fanciful resemblance of the insects to a frog when just ready to leap. Few of these species, so far as I have any information, are sufliciently injurious to be of economic importance. They feed on a great variety of plants, but are rarely common on culti- vated crops, It is different with the '' leaf-hoppers,'' or Jassidce, which are
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